Camelbak HydroBak hydration pack 50 oz/1.5 liter, new with tags The revolutionary design of this hydration backpack delivers 20% more water per sip and features an ergonomic handle that improves refilling. It’s a hydration backpack that features a secure zippered pocket that’s just big enough for storing your essentials like car keys, ID, and other vital items. Retails $75 new!

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